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Pygasteridae

Echinoidea - Pygasteridae

Taxonomy
Pygasteridae was named by Lambert (1900). Its type is Pygaster.

It was assigned to Holectypina by Clark and Twitchell (1915); to Pygasteroida by Fell (1966); and to Irregularia by Kroh and Smith (2010).

Subtaxa
Pileus, Plesiechinus, Pygaster (type genus)

Synonymy list
YearName and author
1900Pygasteridae Lambert
1915Pygasteridae Clark and Twitchell p. 33
1966Pygasteridae Fell p. U365
2010Pygasteridae Kroh and Smith p. 171

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
RankNameAuthor
classEchinoidea()
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
—Carinacea
—Irregularia()
familyPygasteridae
familyPygasteridae

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Fm. †Pygasteridae Lambert 1900
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G. †Pileus
G. †Plesiechinus Pomel 1883
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†Plesiechinus hawkinsi Jesionek-Szymanska 1970
G. †Pygaster
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†Pygaster umbrella Lamarck 1816
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Invalid names: Pygaster welschi Gauthier 1889 [synonym]
Diagnosis
No diagnoses are available